314 lines
33 KiB
XML
314 lines
33 KiB
XML
<document id="4E5861D021ACEA5DB5DED0CAB53345EB" ID-CLB-Dataset="3470" ID-DOI="10.15553/c2019v742a6" ID-GBIF-Dataset="33ff9a02-4298-4ec0-a596-3876685b2065" ID-ISSN="2235-3658" ID-Zenodo-Dep="5683727" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1636719083673" checkinUser="carolina" docAuthor="Castillon, Jean-Philippe & Castillon, Jean-Bernard" docDate="2019" docId="03D3D54BFFC38E1EEA2A2C016ECCF9E8" docLanguage="fr" docName="Candollea.74.2.159-167.pdf" docOrigin="Candollea 74 (2)" docStyle="DocumentStyle:1E5CC43F38D0DBC531513809D1267F7B.3:Candollea.2015-.journal_article" docStyleId="1E5CC43F38D0DBC531513809D1267F7B" docStyleName="Candollea.2015-.journal_article" docStyleVersion="3" docTitle="Euphorbia rubrostriata Drake" docType="treatment" docVersion="7" lastPageNumber="162" masterDocId="FFEAAD33FFC28E1DE9082E006F4FFFA7" masterDocTitle="Nouveautés taxonomiques et nomenclaturales dans le genre Euphorbia (Euphorbiaceae) à Madagascar" masterLastPageNumber="167" masterPageNumber="159" pageNumber="160" updateTime="1699468334595" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
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<mods:title id="F7740340DF9CAE2A35C2316CC7D102EF">Nouveautés taxonomiques et nomenclaturales dans le genre Euphorbia (Euphorbiaceae) à Madagascar</mods:title>
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<mods:namePart id="0F85E52A0EB1943E9E2CB8802C441864">Castillon, Jean-Philippe</mods:namePart>
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<mods:namePart id="D078EEA1028AED6AF867BAF52D0C2165">Castillon, Jean-Bernard</mods:namePart>
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<mods:typeOfResource id="58932CE93884BE674F36FEFCCB38ED1D">text</mods:typeOfResource>
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<mods:title id="9ED48ECAD62167566E25DD499DE69A9E">Candollea</mods:title>
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<mods:part id="DF786CFCC83A290A4459A1B09BCA8DEC">
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<mods:date id="0463EBB6A5BC4DC4744AC918FF1EA7FA">2019</mods:date>
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<mods:number id="838D5594CB9B727F4DDFA0B1A53B1C62">2019-10-07</mods:number>
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<mods:number id="08E76935C28EF938224165DA7CAD2FEB">74</mods:number>
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<mods:number id="E3C47D503ED6B6673CB4AC5205D2A774">2</mods:number>
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<treatment id="03D3D54BFFC38E1EEA2A2C016ECCF9E8" ID-DOI="http://doi.org/10.5281/zenodo.5708094" ID-GBIF-Taxon="190305625" ID-Zenodo-Dep="5708094" LSID="urn:lsid:plazi:treatment:03D3D54BFFC38E1EEA2A2C016ECCF9E8" httpUri="http://treatment.plazi.org/id/03D3D54BFFC38E1EEA2A2C016ECCF9E8" lastPageId="3" lastPageNumber="162" pageId="1" pageNumber="160">
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<subSubSection id="C36037D6FFC38E1CEA2A2C016B66FD9D" pageId="1" pageNumber="160" type="nomenclature">
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<paragraph id="8BC5645DFFC38E1CEA2A2C016B66FD9D" blockId="1.[801,1452,513,570]" pageId="1" pageNumber="160">
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<treatmentCitationGroup id="AB6A4373FFC38E1CEA2A2C016B66FD9D" pageId="1" pageNumber="160">
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<treatmentCitation id="0ADB424CFFC38E1CEA2A2C016B6AFD9D" author="Drake" page="44" pageId="1" pageNumber="160" year="1903">
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<taxonomicName id="4C7A1FDEFFC38E1CEA2A2C016B2EFDBD" ID-CoL="3CQL5" authority="Drake" authorityName="Drake" box="[802,1121,513,538]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="1" pageNumber="160" phylum="Tracheophyta" rank="species" species="rubrostriata">
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||
<emphasis id="B90EB84FFFC38E1CEA2A2C016B57FDBE" bold="true" box="[802,1048,513,537]" italics="true" pageId="1" pageNumber="160">Euphorbia rubrostriata</emphasis>
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||
Drake
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</taxonomicName>
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||
in Bull. Mus. Hist. Nat. (Paris) 9: 44. 1903 (
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<figureCitation id="134178D8FFC38E1CEAA92C226B53FD9D" box="[929,1052,545,570]" captionStart="Fig" captionStartId="4.[136,167,1889,1908]" captionTargetBox="[136,1473,276,1862]" captionTargetId="figure-16@4.[136,1023,276,1394]" captionTargetPageId="4" captionText="Fig. 2. – Euphorbes épineuses du sud-ouest malgache. A–D. Euphorbia rubrostriata Drake d’Ambohimahavelona, près de Tuléar; E–F. Euphorbia beuginii Rebmann de l’Isalo. [Photos: J.-P. Castillon]" figureDoi="http://doi.org/10.5281/zenodo.5683731" httpUri="https://zenodo.org/record/5683731/files/figure.png" pageId="1" pageNumber="160">Fig. 2A–D</figureCitation>
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||
)
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||
</treatmentCitation>
|
||
.
|
||
</treatmentCitationGroup>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C36037D6FFC38E1CEA4F2C4C6B20FC83" pageId="1" pageNumber="160" type="materials_examined">
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||
<paragraph id="8BC5645DFFC38E1CEA4F2C4C6B20FC83" blockId="1.[839,1451,588,804]" pageId="1" pageNumber="160">
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<materialsCitation id="3B126E00FFC38E1CEA4F2C4C6B02FD03" ID-GBIF-Occurrence="3407625308" collectingDate="1901-09" collectingDateMax="2009-12-07" collectingDateMin="1901-09" collectionCode="P" collectorName="Grandidier" country="Madagascar" latitude="-23.428888" location="Mont de la Table" longLatPrecision="21" longitude="43.826942" pageId="1" pageNumber="160" specimenCount="1" stateProvince="Prov. Toliara" typeStatus="holotype">
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<emphasis id="B90EB84FFFC38E1CEA4F2C4C6CBCFD23" bold="true" pageId="1" pageNumber="160">
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<typeStatus id="54C1DAFFFFC38E1CEA4F2C4C6C89FDC3" box="[839,966,588,612]" pageId="1" pageNumber="160" type="holotype">Holotypus</typeStatus>
|
||
:
|
||
<collectingCountry id="F36D24CDFFC38E1CEAD02C4C6B35FDC3" box="[984,1146,588,612]" name="Madagascar" pageId="1" pageNumber="160">MADAGASCAR</collectingCountry>
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||
. Reg. Atsimo-Andrefana [
|
||
<collectingRegion id="49BEAABFFFC38E1CEA462C6C6CAAFD23" box="[846,997,620,644]" pageId="1" pageNumber="160">Prov. Toliara</collectingRegion>
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||
]:
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||
</emphasis>
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||
“
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||
<location id="8EA53286FFC38E1CED0C2C6C6B8DFD23" LSID="urn:lsid:plazi:treatment:03D3D54BFFC38E1EEA2A2C016ECCF9E8:8EA53286FFC38E1CED0C2C6C6B8DFD23" box="[1028,1218,620,644]" country="Madagascar" latitude="-23.428888" longLatPrecision="21" longitude="43.826942" name="Mont de la Table" pageId="1" pageNumber="160" stateProvince="Prov. Toliara">Mont de la Table</location>
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||
”,
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||
<date id="FFC4429DFFC38E1CEDDF2C6C6A63FD23" box="[1239,1324,620,644]" pageId="1" pageNumber="160" value="1901-09">
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||
<collectingDate id="EF80BB75FFC38E1CEDDF2C6C6A63FD23" box="[1239,1324,620,644]" pageId="1" pageNumber="160" value="1901-09">IX.1901</collectingDate>
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||
</date>
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||
,
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||
<emphasis id="B90EB84FFFC38E1CEC302C6C6C20FD03" italics="true" pageId="1" pageNumber="160">
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||
<collectorName id="268F018BFFC38E1CEC302C6C6AE4FD23" box="[1336,1451,620,644]" pageId="1" pageNumber="160">Grandidier</collectorName>
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||
s.n.
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||
</emphasis>
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||
(
|
||
<collectionCode id="ED6BFC98FFC38E1CEA8C2C8C6CDAFD03" box="[900,917,652,676]" pageId="1" pageNumber="160">P</collectionCode>
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||
, non localisé).
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||
</materialsCitation>
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||
<materialsCitation id="3B126E00FFC38E1CED512C8C6B23FC83" ID-GBIF-Occurrence="3407625314" collectingDate="2009-12-07" collectingDateMax="2009-12-07" collectingDateMin="1901-09" collectionCode="P" collectorName="Aubriot" country="Madagascar" latitude="-23.428888" location="Reg. Atsimo-Andrefana" longLatPrecision="21" longitude="43.826942" pageId="1" pageNumber="160" specimenCode="P00685161" specimenCount="1" stateProvince="Prov. Toliara" typeStatus="neotype">
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||
<emphasis id="B90EB84FFFC38E1CED512C8C6B80FD03" bold="true" box="[1113,1231,652,676]" pageId="1" pageNumber="160">
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||
<typeStatus id="54C1DAFFFFC38E1CED512C8C6B80FD03" box="[1113,1231,652,676]" pageId="1" pageNumber="160" type="neotype">Neotypus</typeStatus>
|
||
</emphasis>
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||
(hic designatus):
|
||
<emphasis id="B90EB84FFFC38E1CEA4F2CAC6AE4FD63" bold="true" box="[839,1451,684,708]" pageId="1" pageNumber="160">
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||
<collectingCountry id="F36D24CDFFC38E1CEA4F2CAC6CAFFD63" box="[839,992,684,708]" name="Madagascar" pageId="1" pageNumber="160">MADAGASCAR</collectingCountry>
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||
.
|
||
<location id="8EA53286FFC38E1CEAE52CAC6BB3FD63" LSID="urn:lsid:plazi:treatment:03D3D54BFFC38E1EEA2A2C016ECCF9E8:8EA53286FFC38E1CEAE52CAC6BB3FD63" box="[1005,1276,684,708]" country="Madagascar" latitude="-23.428888" longLatPrecision="21" longitude="43.826942" name="Reg. Atsimo-Andrefana" pageId="1" pageNumber="160" stateProvince="Prov. Toliara">Reg. Atsimo-Andrefana</location>
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||
[
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||
<collectingRegion id="49BEAABFFFC38E1CEC002CAC6AD3FD63" box="[1288,1436,684,708]" pageId="1" pageNumber="160">Prov. Toliara</collectingRegion>
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||
]:
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||
</emphasis>
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||
<locationDeviation id="9A777D7FFFC38E1CEA4F2CCC6CC4FCA3" pageId="1" pageNumber="160">
|
||
bord de route de Tulear à Antanimena, à
|
||
<quantity id="4C82C9B8FFC38E1CEC052CCC6A00FD43" box="[1293,1359,716,740]" metricMagnitude="4" metricUnit="m" metricValue="1.8" pageId="1" pageNumber="160" unit="km" value="18.0">18 km</quantity>
|
||
à l’E de Tulear
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||
</locationDeviation>
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||
,
|
||
<geoCoordinate id="EE4E029AFFC38E1CEA9D2CEC6B4BFCA3" box="[917,1028,748,772]" degrees="23" direction="south" minutes="25" orientation="latitude" pageId="1" pageNumber="160" precision="15" seconds="44" value="-23.428888">23°25'44"S</geoCoordinate>
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<geoCoordinate id="EE4E029AFFC38E1CED022CEC6B31FCA3" box="[1034,1150,748,772]" degrees="43" direction="east" minutes="49" orientation="longitude" pageId="1" pageNumber="160" precision="15" seconds="37" value="43.826942">43°49'37"E</geoCoordinate>
|
||
,
|
||
<date id="FFC4429DFFC38E1CED812CEC6BB1FCA3" box="[1161,1278,748,772]" pageId="1" pageNumber="160" value="2009-12-07">
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||
<collectingDate id="EF80BB75FFC38E1CED812CEC6BB1FCA3" box="[1161,1278,748,772]" pageId="1" pageNumber="160" value="2009-12-07">7.XII.2009</collectingDate>
|
||
</date>
|
||
,
|
||
<emphasis id="B90EB84FFFC38E1CEC012CEC6AE4FCA3" box="[1289,1451,748,772]" italics="true" pageId="1" pageNumber="160">
|
||
<collectorName id="268F018BFFC38E1CEC012CEC6A18FCA3" box="[1289,1367,748,772]" pageId="1" pageNumber="160">Aubriot</collectorName>
|
||
et al. 80
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||
</emphasis>
|
||
(
|
||
<collectionCode id="ED6BFC98FFC38E1CEA472D0C6C2FFC83" box="[847,864,780,804]" pageId="1" pageNumber="160">P</collectionCode>
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||
[
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||
<specimenCode id="DBDCCC26FFC38E1CEA652D0C6CA8FC83" box="[877,999,780,804]" pageId="1" pageNumber="160">P00685161</specimenCode>
|
||
] image vue)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C36037D6FFC38E1CEA4F2D376C81FC68" pageId="1" pageNumber="160" type="reference_group">
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||
<paragraph id="8BC5645DFFC38E1CEA4F2D376C81FC68" blockId="1.[839,1451,823,975]" pageId="1" pageNumber="160">
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||
<treatmentCitationGroup id="AB6A4373FFC38E1CEA4F2D376C81FC68" pageId="1" pageNumber="160">
|
||
<treatmentCitation id="0ADB424CFFC38E1CEA4F2D376C81FC68" author="Poisson" page="37" pageId="1" pageNumber="160" year="1912">
|
||
=
|
||
<taxonomicName id="4C7A1FDEFFC38E1CEA652D376A2AFCE8" ID-CoL="3CPN2" authority="Poisson, Rech. Fl. Merid." box="[877,1381,823,847]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="1" pageNumber="160" phylum="Tracheophyta" rank="species" species="mainiana">
|
||
<emphasis id="B90EB84FFFC38E1CEA652D376B08FCE8" box="[877,1095,823,847]" italics="true" pageId="1" pageNumber="160">Euphorbia mainiana</emphasis>
|
||
Poisson, Rech. Fl. Mérid.
|
||
</taxonomicName>
|
||
Madagascar: 37. 1912.
|
||
<emphasis id="B90EB84FFFC38E1CED362D576BB0FC28" bold="true" pageId="1" pageNumber="160">
|
||
Holoypus:
|
||
<collectingCountry id="F36D24CDFFC38E1CEDCC2D576A2AFCC8" box="[1220,1381,855,879]" name="Madagascar" pageId="1" pageNumber="160">MADAGASCAR</collectingCountry>
|
||
. Reg. Atsimo-Andrefana [Prov.
|
||
<collectingRegion id="49BEAABFFFC38E1CED912D776BBFFC28" box="[1177,1264,887,911]" country="Madagascar" name="Toliara" pageId="1" pageNumber="160">Toliara</collectingRegion>
|
||
]:
|
||
</emphasis>
|
||
Monts Mainia (La Table), s.d.,
|
||
<emphasis id="B90EB84FFFC38E1CED1D2D976BCFFC08" box="[1045,1152,919,943]" italics="true" pageId="1" pageNumber="160">Geay 5929</emphasis>
|
||
(P [P00078027] image vue),
|
||
<emphasis id="B90EB84FFFC38E1CEA652DB76C81FC68" bold="true" box="[877,974,951,975]" pageId="1" pageNumber="160">syn. nov.</emphasis>
|
||
</treatmentCitation>
|
||
</treatmentCitationGroup>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C36037D6FFC38E1EEA4F2DF76E67FD88" lastPageId="3" lastPageNumber="162" pageId="1" pageNumber="160" type="description">
|
||
<paragraph id="8BC5645DFFC38E1EEA4F2DF76E67FD88" blockId="1.[801,1452,1015,1935]" lastBlockId="3.[113,770,279,559]" lastPageId="3" lastPageNumber="162" pageId="1" pageNumber="160">
|
||
<emphasis id="B90EB84FFFC38E1CEA4F2DF76CDCFBA8" box="[839,915,1015,1039]" italics="true" pageId="1" pageNumber="160">Arbuste</emphasis>
|
||
épineux de
|
||
<quantity id="4C82C9B8FFC38E1CED1D2DF76B1AFBA9" box="[1045,1109,1015,1039]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" pageId="1" pageNumber="160" unit="cm" value="50.0">50 cm</quantity>
|
||
à 1,50 m de hauteur, à port vertical, très ramifié.
|
||
<emphasis id="B90EB84FFFC38E1CEAE92A186B67FB88" box="[993,1064,1048,1071]" italics="true" pageId="1" pageNumber="160">Racine</emphasis>
|
||
peu ou non napiforme.
|
||
<emphasis id="B90EB84FFFC38E1CEC242A186A2CFB88" box="[1324,1379,1048,1071]" italics="true" pageId="1" pageNumber="160">Tiges</emphasis>
|
||
grises, cylindriques, non anguleuses; à la base simples et de diamètre pouvant atteindre
|
||
<quantity id="4C82C9B8FFC38E1CEAE72A576B69FBC9" box="[1007,1062,1111,1135]" metricMagnitude="-2" metricUnit="m" metricValue="6.0" pageId="1" pageNumber="160" unit="cm" value="6.0">6 cm</quantity>
|
||
; tiges secondaires très ramifiées et portant de nombreux brachyblastes; diam. des tiges terminales:
|
||
<quantity id="4C82C9B8FFC38E1CEA6F2A976C97FB09" box="[871,984,1174,1199]" metricMagnitude="-3" metricUnit="m" metricValue="9.0" metricValueMax="10.0" metricValueMin="8.0" pageId="1" pageNumber="160" unit="mm" value="9.0" valueMax="10.0" valueMin="8.0">8–10 mm</quantity>
|
||
.
|
||
<emphasis id="B90EB84FFFC38E1CEAD52A986B6CFB08" box="[989,1059,1176,1199]" italics="true" pageId="1" pageNumber="160">Epines</emphasis>
|
||
sans disposition ni alignement particulier, nombreuses sur les tiges récentes, parfois absentes sur les anciennes tiges et à la base de la plante, de taille variable, jusqu’à 12 ×
|
||
<quantity id="4C82C9B8FFC38E1CEAAE2AF76CA9FAA9" box="[934,998,1271,1295]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="160" unit="mm" value="2.0">2 mm</quantity>
|
||
, grises, blessantes, perpendiculaires à l’axe de la tige, toujours géminées de part et d’autre des cicatrices foliaires.
|
||
<emphasis id="B90EB84FFFC38E1CEA892B376C82FAE8" box="[897,973,1335,1359]" italics="true" pageId="1" pageNumber="160">Feuilles</emphasis>
|
||
8 ×
|
||
<quantity id="4C82C9B8FFC38E1CEAF42B376B7FFAE9" box="[1020,1072,1335,1359]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="1" pageNumber="160" unit="cm" value="3.0">3 cm</quantity>
|
||
, regroupées par 3–5 au sommet des tiges, de forme ovale allongée, à extrémité nettement aigüe, presque mucronée; canaliculées, glabres ou couvertes d’un très fin duvet blanchâtre; limbe vert, lisse; marge continue, ondulée, parfois rosée; pétiole absent ou très court et très épais (4 ×
|
||
<quantity id="4C82C9B8FFC38E1CEA592BD76CDFFA48" box="[849,912,1495,1519]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="1" pageNumber="160" unit="mm" value="4.0">4 mm</quantity>
|
||
); nervation pennée: nervure principale très épaisse, prolongeant le pétiole en une carène nettement visible sous la feuille, de couleur vert clair, parfois rosée, nervures secondaires 10–15 légèrement en relief.
|
||
<emphasis id="B90EB84FFFC38E1CED4D28376B95F9E8" box="[1093,1242,1591,1615]" italics="true" pageId="1" pageNumber="160">Incyathescences</emphasis>
|
||
1(–3) par tige, subterminales, formées généralement de 1 à 2 dichasia en position pendante.
|
||
<emphasis id="B90EB84FFFC38E1CEAB728776B6EF928" box="[959,1057,1655,1679]" italics="true" pageId="1" pageNumber="160">Pédoncule</emphasis>
|
||
principal court et épais 5–10 ×
|
||
<quantity id="4C82C9B8FFC38E1CEC6128776AE7F929" box="[1385,1448,1655,1679]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="160" unit="mm" value="2.0">2 mm</quantity>
|
||
, vert, légèrement duveteux, parfois recourbé, terminé par deux bractées marron-rouge, rectangulaires acuminées, 3 ×
|
||
<quantity id="4C82C9B8FFC38E1CEC6F28B76AE7F969" box="[1383,1448,1719,1743]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="160" unit="mm" value="2.0">2 mm</quantity>
|
||
. Pédoncules secondaires identiques mais légèrement plus courts, généralement recourbés.
|
||
<emphasis id="B90EB84FFFC38E1CED9D28F76BA7F8A8" box="[1173,1256,1783,1807]" italics="true" pageId="1" pageNumber="160">Cyathes</emphasis>
|
||
hermaphrodites, pendantes, en forme de cloche.
|
||
<emphasis id="B90EB84FFFC38E1CED7129176A49F888" box="[1145,1286,1815,1839]" italics="true" pageId="1" pageNumber="160">Cyathophylles</emphasis>
|
||
glabres ou très légèrement duveteux, largement ouverts, arrondis, 10 ×
|
||
<quantity id="4C82C9B8FFC38E1CEC5529376AE7F8E9" box="[1373,1448,1847,1871]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="160" unit="mm" value="10.0">10 mm</quantity>
|
||
, à extrémité apiculée, de couleur jaune, plus ou moins largement veinés de rouge (les trainées rougeâtres sont plutôt sur le côté extérieur des cyathophylles, mais bien visibles de l’intérieur par transparence).
|
||
<emphasis id="B90EB84FFFC18E1EE8492F376EECFEE8" box="[321,419,311,335]" italics="true" pageId="3" pageNumber="162">Involucre</emphasis>
|
||
conique 4 ×
|
||
<quantity id="4C82C9B8FFC18E1EEB3F2F376D35FEE9" box="[567,634,311,335]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="3" pageNumber="162" unit="mm" value="4.0">4 mm</quantity>
|
||
.
|
||
<emphasis id="B90EB84FFFC18E1EEB8D2F376DACFEE8" box="[645,739,311,335]" italics="true" pageId="3" pageNumber="162">Glandes:</emphasis>
|
||
5, jaunes à orange, réniformes, contigües, très légèrement dressées, 2 ×
|
||
<quantity id="4C82C9B8FFC18E1EE9C72F776E41FE29" box="[207,270,375,399]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="3" pageNumber="162" unit="mm" value="1.0">1 mm</quantity>
|
||
.
|
||
<emphasis id="B90EB84FFFC18E1EE8102F776E27FE29" box="[280,360,375,398]" italics="true" pageId="3" pageNumber="162">Bractées</emphasis>
|
||
interglandulaires blanc-jaune, petites, légèrement dressées, fimbriées.
|
||
<emphasis id="B90EB84FFFC18E1EE8B72F976D0BFE08" box="[447,580,407,431]" italics="true" pageId="3" pageNumber="162">Fleurs mâles:</emphasis>
|
||
env. 10, pédicelle blanc,
|
||
<quantity id="4C82C9B8FFC18E1EE9BC2FB76FBEFE69" box="[180,241,439,463]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="3" pageNumber="162" unit="mm" value="2.0">2 mm</quantity>
|
||
, étamine blanche,
|
||
<quantity id="4C82C9B8FFC18E1EE8B92FB76EA1FE69" box="[433,494,439,463]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="3" pageNumber="162" unit="mm" value="2.0">2 mm</quantity>
|
||
, 2 anthères jaunes.
|
||
<emphasis id="B90EB84FFFC18E1EEBBD2FB76DB3FE69" box="[693,764,439,462]" italics="true" pageId="3" pageNumber="162">Ovaire</emphasis>
|
||
légèrement poilu.
|
||
<emphasis id="B90EB84FFFC18E1EE8382FD76E2EFE48" box="[304,353,471,495]" italics="true" pageId="3" pageNumber="162">Style</emphasis>
|
||
jaune-vert à 3 lobes bifides.
|
||
<emphasis id="B90EB84FFFC18E1EEB872FD86D81FE48" box="[655,718,472,495]" italics="true" pageId="3" pageNumber="162">Fruit:</emphasis>
|
||
une capsule tricoque de
|
||
<quantity id="4C82C9B8FFC18E1EE84B2FF76ECCFDA9" box="[323,387,503,527]" metricMagnitude="-3" metricUnit="m" metricValue="6.0" pageId="3" pageNumber="162" unit="mm" value="6.0">6 mm</quantity>
|
||
, jaune fortement tachetée de rouge, à style persistant.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="DF0534D5FFC08E1FE98029616E12F800" ID-DOI="http://doi.org/10.5281/zenodo.5683729" ID-Zenodo-Dep="5683729" httpUri="https://zenodo.org/record/5683729/files/figure.png" pageId="2" pageNumber="161" startId="2.[136,167,1889,1908]" targetBox="[136,1475,276,1831]" targetPageId="2">
|
||
<paragraph id="8BC5645DFFC08E1FE98029616CADF82A" blockId="2.[136,1448,1888,1959]" pageId="2" pageNumber="161">
|
||
<emphasis id="B90EB84FFFC08E1FE98029616F9DF8D3" bold="true" box="[136,210,1889,1908]" pageId="2" pageNumber="161">Fig. 1. –</emphasis>
|
||
Euphorbes épineuses du sud-ouest malgache.
|
||
<emphasis id="B90EB84FFFC08E1FEB8D29616DFEF8D3" bold="true" box="[645,689,1888,1908]" pageId="2" pageNumber="161">A–B.</emphasis>
|
||
<taxonomicName id="4C7A1FDEFFC08E1FEBBE29616CFBF8D3" authority="Rauh" authorityName="Rauh" box="[694,948,1889,1908]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="2" pageNumber="161" phylum="Tracheophyta" rank="species" species="neobosseri">
|
||
<emphasis id="B90EB84FFFC08E1FEBBE29616C30F8D3" box="[694,895,1889,1908]" italics="true" pageId="2" pageNumber="161">Euphorbia neobosseri</emphasis>
|
||
Rauh
|
||
</taxonomicName>
|
||
;
|
||
<emphasis id="B90EB84FFFC08E1FEAB529616CA8F8D3" bold="true" box="[957,999,1888,1908]" pageId="2" pageNumber="161">C–D.</emphasis>
|
||
<taxonomicName id="4C7A1FDEFFC08E1FEAE329616AE7F8D3" authority="(Rauh)" baseAuthorityName="Rauh" box="[1003,1448,1889,1908]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="2" pageNumber="161" phylum="Tracheophyta" rank="variety" species="mahafalensis" variety="itampolensis">
|
||
<emphasis id="B90EB84FFFC08E1FEAE329616B87F8D3" box="[1003,1224,1889,1908]" italics="true" pageId="2" pageNumber="161">Euphorbia mahafalensis</emphasis>
|
||
var.
|
||
<emphasis id="B90EB84FFFC08E1FEDFC29616A26F8D3" box="[1268,1385,1889,1908]" italics="true" pageId="2" pageNumber="161">itampolensis</emphasis>
|
||
(Rauh)
|
||
</taxonomicName>
|
||
J.-P. Castillon & J.-B. Castillon;
|
||
<emphasis id="B90EB84FFFC08E1FE8A0297A6E9DF82A" bold="true" box="[424,466,1914,1933]" pageId="2" pageNumber="161">E–F.</emphasis>
|
||
<taxonomicName id="4C7A1FDEFFC08E1FE8DF297A6DA2F82A" authority="Denis" authorityName="Denis" box="[471,749,1914,1933]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="2" pageNumber="161" phylum="Tracheophyta" rank="species" species="mahafalensis">
|
||
<emphasis id="B90EB84FFFC08E1FE8DF297A6DFCF82A" box="[471,691,1914,1933]" italics="true" pageId="2" pageNumber="161">Euphorbia mahafalensis</emphasis>
|
||
Denis
|
||
</taxonomicName>
|
||
du lac Tsimanampetsotsa.
|
||
</paragraph>
|
||
<paragraph id="8BC5645DFFC08E1FE98029946E12F800" blockId="2.[136,1448,1888,1959]" box="[136,349,1940,1959]" pageId="2" pageNumber="161">[Photos: J.-P. Castillon]</paragraph>
|
||
</caption>
|
||
<subSubSection id="C36037D6FFC18E1EE99F2C586ECCF9E8" pageId="3" pageNumber="162" type="discussion">
|
||
<paragraph id="8BC5645DFFC18E1EE99F2C586DA2FC49" blockId="3.[113,764,599,1615]" pageId="3" pageNumber="162">
|
||
<emphasis id="B90EB84FFFC18E1EE99F2C586FA3FDC8" box="[151,236,600,623]" italics="true" pageId="3" pageNumber="162">Notes. –</emphasis>
|
||
Deux noms peuvent correspondre à l’euphorbe d’Ambohimahavelona:
|
||
<taxonomicName id="4C7A1FDEFFC18E1EE86F2C786EB4FD28" box="[359,507,631,655]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="3" pageNumber="162" phylum="Tracheophyta" rank="species" species="rubrostriata">
|
||
<emphasis id="B90EB84FFFC18E1EE86F2C786EB4FD28" box="[359,507,631,655]" italics="true" pageId="3" pageNumber="162">E. rubrostriata</emphasis>
|
||
</taxonomicName>
|
||
(dont l’épithète ne laisse aucun doute sur l’identité) et
|
||
<taxonomicName id="4C7A1FDEFFC18E1EE8BF2C986D73FD08" box="[439,572,664,687]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="3" pageNumber="162" phylum="Tracheophyta" rank="species" species="mainiana">
|
||
<emphasis id="B90EB84FFFC18E1EE8BF2C986D73FD08" box="[439,572,664,687]" italics="true" pageId="3" pageNumber="162">E. mainiana</emphasis>
|
||
</taxonomicName>
|
||
(plante à cyathes jaune pur, originaire des monts Mainia, l’ancien nom des montagnes calcaires de Tuléar). Or, aucune autre euphorbe similaire n’existe dans la région et la plante d’Ambohimahavelona est variable à l’intérieur d’une même population tant en taille (
|
||
<quantity id="4C82C9B8FFC18E1EE9712D376FF1FCE9" box="[121,190,823,847]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" pageId="3" pageNumber="162" unit="cm" value="50.0">50 cm</quantity>
|
||
à
|
||
<quantity id="4C82C9B8FFC18E1EE9D22D376E4BFCE9" box="[218,260,823,847]" metricMagnitude="0" metricUnit="m" metricValue="2.0" pageId="3" pageNumber="162" unit="m" value="2.0">2 m</quantity>
|
||
;
|
||
<figureCitation id="134178D8FFC18E1EE81C2D376EC1FCE8" box="[276,398,822,847]" captionStart="Fig" captionStartId="4.[136,167,1889,1908]" captionTargetBox="[136,1473,276,1862]" captionTargetId="figure-16@4.[136,1023,276,1394]" captionTargetPageId="4" captionText="Fig. 2. – Euphorbes épineuses du sud-ouest malgache. A–D. Euphorbia rubrostriata Drake d’Ambohimahavelona, près de Tuléar; E–F. Euphorbia beuginii Rebmann de l’Isalo. [Photos: J.-P. Castillon]" figureDoi="http://doi.org/10.5281/zenodo.5683731" httpUri="https://zenodo.org/record/5683731/files/figure.png" pageId="3" pageNumber="162">Fig. 2A–B</figureCitation>
|
||
) qu’en couleur des cyathophylles (jaune parfois pur, parfois strié de rouge,
|
||
<figureCitation id="134178D8FFC18E1EEB142D576DDBFCC8" box="[540,660,854,879]" captionStart="Fig" captionStartId="4.[136,167,1889,1908]" captionTargetBox="[136,1473,276,1862]" captionTargetId="figure-16@4.[136,1023,276,1394]" captionTargetPageId="4" captionText="Fig. 2. – Euphorbes épineuses du sud-ouest malgache. A–D. Euphorbia rubrostriata Drake d’Ambohimahavelona, près de Tuléar; E–F. Euphorbia beuginii Rebmann de l’Isalo. [Photos: J.-P. Castillon]" figureDoi="http://doi.org/10.5281/zenodo.5683731" httpUri="https://zenodo.org/record/5683731/files/figure.png" pageId="3" pageNumber="162">Fig. 2C–D</figureCitation>
|
||
). L’espèce décrite par
|
||
<bibRefCitation id="EFEB19ACFFC18E1EE9FA2D776ED4FC28" author="POISSON, H. - L." box="[242,411,887,911]" pageId="3" pageNumber="162" refId="ref5183" refString="POISSON, H. - L. (1912). Recherches sur la flore meridionale de Madagascar. A. Challamel, Paris." type="book" year="1912">POISSON (1912)</bibRefCitation>
|
||
est donc considérée comme un synonyme de
|
||
<emphasis id="B90EB84FFFC18E1EE80C2D986EEBFC08" box="[260,420,919,943]" italics="true" pageId="3" pageNumber="162">
|
||
<taxonomicName id="4C7A1FDEFFC18E1EE80C2D986EEFFC08" box="[260,416,919,943]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="3" pageNumber="162" phylum="Tracheophyta" rank="species" species="rubrostriata">E. rubrostriata</taxonomicName>
|
||
.
|
||
</emphasis>
|
||
Une population plus homogène de plus petite taille (
|
||
<quantity id="4C82C9B8FFC18E1EE85A2DB76E8BFC68" box="[338,452,950,975]" metricMagnitude="-1" metricUnit="m" metricValue="6.0" metricValueMax="8.0" metricValueMin="4.0" pageId="3" pageNumber="162" unit="cm" value="60.0" valueMax="80.0" valueMin="40.0">40–80 cm</quantity>
|
||
) et à cyathes toujours entièrement jaunes, pousse sur les falaises calcaires de Lavanono.
|
||
</paragraph>
|
||
<paragraph id="8BC5645DFFC18E1EE99F2DF76E01FB08" blockId="3.[113,764,599,1615]" pageId="3" pageNumber="162">
|
||
<taxonomicName id="4C7A1FDEFFC18E1EE99F2DF76E32FBA8" box="[151,381,1015,1039]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="3" pageNumber="162" phylum="Tracheophyta" rank="species" species="rubrostriata">
|
||
<emphasis id="B90EB84FFFC18E1EE99F2DF76E32FBA8" box="[151,381,1015,1039]" italics="true" pageId="3" pageNumber="162">Euphorbia rubrostriata</emphasis>
|
||
</taxonomicName>
|
||
présente souvent plusieurs ramifications principales proches du sol: la plante a alors une forme en V; elle en est parfois dépourvue: la plante a alors un port plus droit. La pilosité des feuilles, des pédoncules, des cyathes et des fruits est variable: certains spécimens sont glabres, d’autres clairement duveteux.
|
||
</paragraph>
|
||
<paragraph id="8BC5645DFFC18E1EE99F2AB76D97FA28" blockId="3.[113,764,599,1615]" pageId="3" pageNumber="162">
|
||
Cette espèce se différencie de
|
||
<taxonomicName id="4C7A1FDEFFC18E1EE8E42AB86D88FB68" authority="Rauh" authorityName="Rauh" box="[492,711,1207,1231]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="3" pageNumber="162" phylum="Tracheophyta" rank="species" species="hofstaetteri">
|
||
<emphasis id="B90EB84FFFC18E1EE8E42AB86DCEFB68" box="[492,641,1207,1231]" italics="true" pageId="3" pageNumber="162">E. hofstaetteri</emphasis>
|
||
Rauh
|
||
</taxonomicName>
|
||
, une espèce très proche aux incyathescences identiques en provenance de Tongobory,
|
||
<quantity id="4C82C9B8FFC18E1EE85D2AF76ED7FAA8" box="[341,408,1271,1295]" metricMagnitude="4" metricUnit="m" metricValue="5.0" pageId="3" pageNumber="162" unit="km" value="50.0">50 km</quantity>
|
||
en amont de l’Onilahy, essentiellement par sa plus grande taille (
|
||
<quantity id="4C82C9B8FFC18E1EE8CC2B176D4AFA89" box="[452,517,1303,1327]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" pageId="3" pageNumber="162" unit="cm" value="50.0">50 cm</quantity>
|
||
–
|
||
<quantity id="4C82C9B8FFC18E1EEB1D2B176D72FA89" box="[533,573,1303,1327]" metricMagnitude="0" metricUnit="m" metricValue="2.0" pageId="3" pageNumber="162" unit="m" value="2.0">2 m</quantity>
|
||
vs
|
||
<quantity id="4C82C9B8FFC18E1EEB562B176D84FA88" box="[606,715,1302,1327]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" metricValueMax="6.0" metricValueMin="4.0" pageId="3" pageNumber="162" unit="cm" value="50.0" valueMax="60.0" valueMin="40.0">40–60 cm</quantity>
|
||
), ses épines moins épaisses et plus longues, ses tiges cylindriques (vs anguleuses) et ses feuilles (allongées, glabres ou légèrement duveteuses, 8 ×
|
||
<quantity id="4C82C9B8FFC18E1EE81E2B776E06FA29" box="[278,329,1399,1423]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="3" pageNumber="162" unit="cm" value="3.0">3 cm</quantity>
|
||
vs pyriformes, très poilues, 3 ×
|
||
<quantity id="4C82C9B8FFC18E1EEB9D2B776D83FA28" box="[661,716,1399,1423]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="3" pageNumber="162" unit="cm" value="2.0">2 cm</quantity>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8BC5645DFFC18E1EE99F2B976ECCF9E8" blockId="3.[113,764,599,1615]" pageId="3" pageNumber="162">
|
||
L’holotype de
|
||
<taxonomicName id="4C7A1FDEFFC18E1EE8492B986EA9FA08" box="[321,486,1431,1455]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="3" pageNumber="162" phylum="Tracheophyta" rank="species" species="rubrostriata">
|
||
<emphasis id="B90EB84FFFC18E1EE8492B986EA9FA08" box="[321,486,1431,1455]" italics="true" pageId="3" pageNumber="162">E. rubrostriata</emphasis>
|
||
</taxonomicName>
|
||
collecté par Guillaume Grandidier en 1901 n’a jamais été localisé (
|
||
<bibRefCitation id="EFEB19ACFFC18E1EEB4E2BB76F9DFA48" author="HAEVERMANS, T. & ROUHAN, W. & HETTERSCHEID, M. & TEISSIER, K. & BELARBI, X." pageId="3" pageNumber="162" pagination="279 - 299" refId="ref5024" refString="HAEVERMANS, T., G. ROUHAN, W. HETTERSCHEID, M. TEISSIER, K. BELARBI, X. AUBRIOT & J. - N. LABAT (2009). Chaos revisited: nomenclature and typification of the Malagasy endemic Euphorbia subgenus Lacanthis (Raf.) M. G. Gilbert. Adansonia ser. 3, 31: 279 - 299." type="journal article" year="2009">HAEVERMANS et al., 2009</bibRefCitation>
|
||
). Nous désignons ici un
|
||
<typeStatus id="54C1DAFFFFC18E1EE8D52BD76D7CFA48" box="[477,563,1495,1519]" pageId="3" pageNumber="162" type="neotype">néotype</typeStatus>
|
||
collecté près de la localité type (falaises et plateaux calcaires bordant l’Onilahy aux environs d’Ambohimahavelona) et qui en est en parfait accord avec le protologue.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |